Nobel gasses already have the octect in their valence energy level. Noble gasses can be found in family 18. These gases include Helium (He), Neon (Ne), Argon (Ar), Krypton (Kr), Xenon (Xe), Radon (Rn), and lastly Ununoctium (Uuo)!
- Miriam
Answer : The correct option is, 12.40
Explanation : Given,
Concentration of ion = 0.025 M
First we have to calculate the pOH.
Now we have to calculate the pH.
Therefore, the pH of a solution is, 12.40
Answer:
isn't this like solid liquid and gas
Answer:
Option D.
Explanation:
Some of the alpha particles Rutherford shot at the gold foil bounced back, some scattered; but the majority of them went right through. That meant there had to be some sort of positively charged subatomic particle in there that pulled them through, but it had to be at the center and couldn't take up a lot of room.